Home / 212,508.28-293,260.74-117,015.16

Finding the Fourth Proportional to 212,508.28, 293,260.74 and 117,015.16

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Solution

The fourth proportional to 212,508.28, 293,260.74 and 117,015.16 is: 161,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,508.28 : 293,260.74 = 117,015.16 : x
  2. Step 2: Convert to fraction form
    212,508.28/293,260.74 = 117,015.16/x
  3. Step 3: Cross multiply
    212,508.28x = 293,260.74 × 117,015.16
  4. Step 4: Simplify right side
    212,508.28x = 34,315,952,412.82
  5. Step 5: Solve for x
    x = 34,315,952,412.82/212,508.28
  6. Step 6: Final answer
    x = 161,480.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.